English verb conjugation
OUGHT TO MAST

Regular verb: mast - masted - masted

Affirmation

Simple form	V-ing form
I ought to mast you ought to mast he ought to mast we ought to mast you ought to mast they ought to mast	I ought to be masting you ought to be masting he ought to be masting we ought to be masting you ought to be masting they ought to be masting
Perfect	V-ing perfect
I ought to have masted you ought to have masted he ought to have masted we ought to have masted you ought to have masted they ought to have masted	I ought to have been masting you ought to have been masting he ought to have been masting we ought to have been masting you ought to have been masting they ought to have been masting

Negation

Simple form	V-ing form
I oughtn't to mast you oughtn't to mast he oughtn't to mast we oughtn't to mast you oughtn't to mast they oughtn't to mast	I oughtn't to be masting you oughtn't to be masting he oughtn't to be masting we oughtn't to be masting you oughtn't to be masting they oughtn't to be masting
Perfect	V-ing perfect
I oughtn't to have masted you oughtn't to have masted he oughtn't to have masted we oughtn't to have masted you oughtn't to have masted they oughtn't to have masted	I oughtn't to have been masting you oughtn't to have been masting he oughtn't to have been masting we oughtn't to have been masting you oughtn't to have been masting they oughtn't to have been masting

Interrogative form

Simple form	V-ing form
ought to I mast? ought to you mast? ought to he mast? ought to we mast? ought to you mast? ought to they mast?	ought to I be masting? ought to you be masting? ought to he be masting? ought to we be masting? ought to you be masting? ought to they be masting?
Perfect	V-ing perfect
ought to I have masted? ought to you have masted? ought to he have masted? ought to we have masted? ought to you have masted? ought to they have masted?	ought to I have been masting? ought to you have been masting? ought to he have been masting? ought to we have been masting? ought to you have been masting? ought to they have been masting?

Interro-negative form

Simple form	V-ing form
oughtn't I to mast? oughtn't you to mast? oughtn't he to mast? oughtn't we to mast? oughtn't you to mast? oughtn't they to mast?	oughtn't I to be masting? oughtn't you to be masting? oughtn't he to be masting? oughtn't we to be masting? oughtn't you to be masting? oughtn't they to be masting?
Perfect	V-ing perfect
oughtn't I to have masted? oughtn't you to have masted? oughtn't he to have masted? oughtn't we to have masted? oughtn't you to have masted? oughtn't they to have masted?	oughtn't I to have been masting? oughtn't you to have been masting? oughtn't he to have been masting? oughtn't we to have been masting? oughtn't you to have been masting? oughtn't they to have been masting?